CVE-2024-52032

Mattermost versions 10.0.x = 10.0.0 and 9.11.x = 9.11.2 fail to properly query ElasticSearch when searching for the channel name in channel switcher which allows an attacker to get private channels names of channels that they are not a member of, when Elasticsearch v8 was enabled...

CVE-2024-42000 Unauthorized Access to view channels' details

Mattermost versions 9.10.x = 9.10.2, 9.11.x = 9.11.1, 9.5.x = 9.5.9 and 10.0.x = 10.0.0 fail to properly authorize the requests to /api/v4/channels which allows a User or System Manager, with "Read Groups" permission but with no access for channels to retrieve details about private channels that...

Mattermost 安全漏洞

Mattermost is an open source collaboration platform from Mattermost, Inc. in the United States. Mattermost suffers from an Access Control Error vulnerability that stems from a failure to properly query ElasticSearch when searching for a channel name in the channel switcher, which can be exploited...

PT-2024-35098 · Mattermost +1 · Mattermost +1

Name of the Vulnerable Software and Affected Versions: Mattermost versions 9.11.x through 9.11.2 Mattermost versions 10.0.x through 10.0.0 Description: The issue arises when searching for channel names in the channel switcher, allowing an attacker to obtain private channel names they are not a...

Mattermost Information Disclosure Vulnerability

Mattermost is an open source collaboration platform from Mattermost, Inc. in the United States. Mattermost suffers from an information disclosure vulnerability that stems from an inability to properly filter channel data, which can be exploited by an attacker to obtain private channel names using...

GHSA-6MVP-GH77-7VWH Mattermost Server allows user to get private channel names

Mattermost versions 9.5.x = 9.5.9 fail to properly filter the channel data when ElasticSearch is enabled which allows a user to get private channel names by using cmd+K/ctrl+K...

CVE-2024-10241

Mattermost versions 9.5.x = 9.5.9 fail to properly filter the channel data when ElasticSearch is enabled which allows a user to get private channel names by using cmd+K/ctrl+K...

CVE-2024-10241 Private channel names leaked with Ctrl+K when ElasticSearch is enabled

Mattermost versions 9.5.x = 9.5.9 fail to properly filter the channel data when ElasticSearch is enabled which allows a user to get private channel names by using cmd+K/ctrl+K...

CVE-2024-10241 Private channel names leaked with Ctrl+K when ElasticSearch is enabled

Mattermost versions 9.5.x = 9.5.9 fail to properly filter the channel data when ElasticSearch is enabled which allows a user to get private channel names by using cmd+K/ctrl+K...

CVE-2024-10241

CVE-2024-10241 affects Mattermost 9.5.x up to 9.5.9 when ElasticSearch is enabled. The root cause is improper filtering of channel data, enabling a user to reveal private channel names by triggering the Ctrl/Cmd+K channel-switch UI. Impact is information disclosure of private channels; no other c...

Mattermost 安全漏洞

Mattermost is an open source collaboration platform from Mattermost, Inc. in the United States. Mattermost suffers from an information disclosure vulnerability that stems from an inability to properly filter channel data, which can be exploited by an attacker to obtain private channel names using...

PT-2024-16133 · Mattermost +2 · Mattermost +2

Name of the Vulnerable Software and Affected Versions: Mattermost versions 9.5.x through 9.5.9 Description: The issue arises when ElasticSearch is enabled, and Mattermost fails to properly filter channel data. This allows a user to obtain private channel names by using the cmd+K/ctrl+K shortcut...

Mattermost Server Access Control Error Vulnerability (CNVD-2024-26106)

Mattermost Server is the United States Mattermost company's set of open source messaging platform. Mattermost Server suffers from an Access Control Error vulnerability that can be exploited by an attacker to bypass access restrictions and link their operation to a private channel to which they do...

CVE-2024-32045 Playbook run link to private channel grants channel access

Mattermost versions 9.5.x = 9.5.3, 9.6.x = 9.6.1, 8.1.x = 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows members to link their runs to private channels they were not members of...

Mattermost 安全漏洞

Mattermost Server is the United States Mattermost company's set of open source messaging platform. Mattermost Server suffers from an Access Control Error vulnerability that can be exploited by an attacker to bypass access restrictions and link their operation to a private channel to which they do...

BIT-MATTERMOST-2023-1774

When processing an email invite to a private channel on a team, Mattermost fails to validate the inviter's permission to that channel, allowing an attacker to invite themselves to a private channel...

CVE-2023-3582 Lack of channel membership check when linking a board to a channel

Mattermost fails to verify channel membership when linking a board to a channel allowing a low-privileged authenticated user to link a Board to a private channel they don't have access to,...

PT-2023-25333 · Unknown · Mattermost

Name of the Vulnerable Software and Affected Versions: Mattermost affected versions not specified Description: The issue allows a low-privileged authenticated user to link a Board to a private channel they don't have access to, due to a failure in verifying channel membership when linking a board...

Missing Authorization

github.com/mattermost/mattermost-server is vulnerable to Missing Authorization. The vulnerability exists due to a lack of authorization checks when a user leaves a group, which allows an attacker to post a specially crafted /groupmsg command to obtain full message contents from a private channel...

CVE-2023-2792 Ephemeral messages return private channel contents in permalink previews

Mattermost fails to sanitize ephemeral error messages, allowing an attacker to obtain arbitrary message contents by a specially crafted /groupmsg command...